Inflatable Bed Tensioning Structure to Reduce Side Wall Bulging
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Solution Overview
Problem
Inflatable beds and mattresses suffer from outward bulging and deformation of side walls, poor stability, and susceptibility to roll-over, especially with larger heights, affecting appearance and comfort.
Innovation Solution
An inflatable bed design featuring a top sheet, bottom sheet, side wall, and tensioning structures, including first, second, and third tensioning structures, with specific coupling and arrangement to limit bulging and enhance stability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Length of moving object
If the height of the inflatable bed is increased, then the comfort for users is improved, but the side walls become susceptible to bulge and deform
Solution Approach 1:
The inflatable bed is divided into multiple independent air chambers (first air chamber, second air chamber, third air chamber) separated by partition walls. This segmentation allows each chamber to independently support the structure, preventing lateral bulging while maintaining overall height and comfort.
Solution Approach 2:
The side walls are constructed using flexible plastic sheets that are inflated to form rigid-looking structures. The inflation of multiple air chambers within the side walls creates a flexible yet rigid framework that resists deformation while maintaining the desired height.
2Shape
If tensioning structures are added between middle sheet and top/bottom sheets, then side wall bulging is reduced, but the manufacturing process becomes more complicated
Solution Approach 1:
The side wall structure combines multiple functions into a single integrated component. The side wall simultaneously serves as a structural support element, an air-containing chamber, and a tensioning element through its inflated state, eliminating the need for separate middle sheets and additional tensioning structures.
Solution Approach 2:
The side wall structure is self-supporting through inflation. The air pressure within the side wall air chambers automatically provides the necessary tension and rigidity to prevent bulging, eliminating the need for external tensioning structures and simplifying manufacturing.
3Stability of the object's composition
If an inflatable stabilization tube is arranged on the outer periphery of the bottom sheet, then stability is improved, but aesthetic appearance is affected and user convenience is reduced
Solution Approach 1:
The stabilization function is merged into the existing side wall structure through the third air chamber. This integrates the stabilization mechanism within the bed's body rather than adding external tubes, maintaining aesthetic appearance and user convenience while providing the necessary stability.
Solution Approach 2:
The stabilization air chamber is nested within the side wall structure. The third air chamber is positioned within the side wall to provide stabilization, effectively hiding the stabilization mechanism within the bed's existing structure rather than adding external components.
Data Source
AI summary
An inflatable bed is provided. The inflatable bed comprises a top sheet and a bottom sheet disposed vertically at an interval, at least one side wall, at least one first tensioning structure and at least one support structure. An upper edge of said side wall is coupled to an outer edge of said top sheet. A lower edge of said side wall is coupled to an outer edge of said bottom sheet. An upper end and a lower end of said first tensioning structure are respectively coupled to said top sheet and said bottom sheet. Said support structure is disposed in a longitudinal direction of at least one of said side walls. At least two outside edges of said support structure are respectively coupled to the side wall adjacent. At least one inside edge of said support structure is coupled to the top sheet or bottom sheet adjacent.